diff
difftastic (side by side)
brew install difftastic
difft fileA fileB
wdiff (per word)
brew install wdiff
wdiff fileA fileB | colordiff
git diff (per word)
git diff --no-index --color-words fileA fileB
brew install difftastic
difft fileA fileB
brew install wdiff
wdiff fileA fileB | colordiff
git diff --no-index --color-words fileA fileB